/Engine/Source/Runtime/Datasmith/CADKernel/Public/CADKernel/Topo/TopologicalEdge.h
An edge is a thin peak means that this edge is a small edge at the extremity of a peak thin zone So this edge must not be meshed (except at its extremities)                     ThinSide 0
      #-------------------------------------#
     /
    /  <- Thin peak edge
   /
  #-----------------------------------------#
                    ThinSide 1
bool IsThinPeak() const